package com.xm.service.module.BOOK.service;

import com.baomidou.mybatisplus.extension.service.IService;

import com.xm.service.module.BOOK.po.Book;

public interface BookService extends IService<Book> {

    Book getById(int id);

    Boolean deleteById(int id);

    Boolean updateById(int id,int stock);


}
